Priority Date: 16.03.12 (DE 201210102225)

Backflow prevention device for waste water installations

  • Application ID: EP13159129
  • Status: The patent has been granted



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This EP application has the IPC class E03 (WATER SUPPLY; SEWERAGE). Meissner Bolte & Partnerschaft mbB is specialised in E03 (WATER SUPPLY; SEWERAGE). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.


  • 16.03.2012 - Priority Date (DE 201210102225)
  • 18.09.2013 - Publication A2 (EP2639369)
  • 14.01.2015 - Publication A3 (EP2639369)
  • 19.07.2017 - Publication B1 (EP2639369)

IPC Classification